/*
* $Id: MediaListImpl.java,v 1.3 2008/03/26 02:17:24 sdanig Exp $
*
* CSS Parser Project
*
* Copyright (C) 1999-2005 David Schweinsberg. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* To contact the authors of the library:
*
* http://cssparser.sourceforge.net/
* mailto:davidsch@users.sourceforge.net
*/
package com.steadystate.css.dom;
import java.io.IOException;
import java.io.Serializable;
import java.io.StringReader;
import java.util.ArrayList;
import java.util.List;
import org.w3c.dom.DOMException;
import org.w3c.dom.stylesheets.MediaList;
import org.w3c.css.sac.InputSource;
import org.w3c.css.sac.CSSParseException;
import org.w3c.css.sac.SACMediaList;
import com.steadystate.css.parser.SACParserCSS2;
/**
* Implements {@link MediaList}.
*
* @author <a href="mailto:davidsch@users.sourceforge.net">David Schweinsberg</a>
* @version $Id: MediaListImpl.java,v 1.3 2008/03/26 02:17:24 sdanig Exp $
*/
public class MediaListImpl extends CSSOMObjectImpl implements MediaList, Serializable {
private static final long serialVersionUID = 6662784733573034870L;
private List<String> media = new ArrayList<String>();
public void setMedia(List<String> media)
{
this.media = media;
}
private void setMediaList(SACMediaList mediaList)
{
for (int i = 0; i < mediaList.getLength(); i++)
{
this.media.add(mediaList.item(i));
}
}
public MediaListImpl(SACMediaList mediaList)
{
this.setMediaList(mediaList);
}
public MediaListImpl()
{
}
public String getMediaText() {
StringBuffer sb = new StringBuffer("");
for (int i = 0; i < this.media.size(); i++) {
sb.append(this.media.get(i));
if (i < this.media.size() - 1) {
sb.append( ", " );
}
}
return sb.toString();
}
public void setMediaText(String mediaText) throws DOMException {
InputSource source = new InputSource(new StringReader(mediaText));
try
{
// TODO get SAC Parser version from System property?
SACMediaList sml = new SACParserCSS2().parseMedia(source);
this.setMediaList(sml);
}
catch (CSSParseException e)
{
throw new DOMException(DOMException.SYNTAX_ERR,
e.getLocalizedMessage());
}
catch (IOException e)
{
throw new DOMException(DOMException.NOT_FOUND_ERR,
e.getLocalizedMessage());
}
}
public int getLength() {
return this.media.size();
}
public String item(int index) {
return (index < this.media.size()) ? this.media.get(index) : null;
}
public void deleteMedium(String oldMedium) throws DOMException {
for (int i = 0; i < this.media.size(); i++) {
String str = this.media.get(i);
if (str.equalsIgnoreCase(oldMedium)) {
this.media.remove(i);
return;
}
}
throw new DOMExceptionImpl(
DOMException.NOT_FOUND_ERR,
DOMExceptionImpl.NOT_FOUND);
}
public void appendMedium(String newMedium) throws DOMException {
this.media.add(newMedium);
}
public String toString() {
return this.getMediaText();
}
}